20816676

素因数分解:

$2^2\times 3^4\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1430

約数の個数: 60

約数和(自身を含む): 55617408

約数和(自身を除く): 34800732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 282, 324, 423, 564, 846, 1269, 1367, 1692, 2538, 2734, 3807, 4101, 5076, 5468, 7614, 8202, 12303, 15228, 16404, 24606, 36909, 49212, 64249, 73818, 110727, 128498, 147636, 192747, 221454, 256996, 385494, 442908, 578241, 770988, 1156482, 1734723, 2312964, 3469446, 5204169, 6938892, 10408338, 20816676]

約数ペア:

[(1, 20816676), (2, 10408338), (3, 6938892), (4, 5204169), (6, 3469446), (9, 2312964), (12, 1734723), (18, 1156482), (27, 770988), (36, 578241), (47, 442908), (54, 385494), (81, 256996), (94, 221454), (108, 192747), (141, 147636), (162, 128498), (188, 110727), (282, 73818), (324, 64249), (423, 49212), (564, 36909), (846, 24606), (1269, 16404), (1367, 15228), (1692, 12303), (2538, 8202), (2734, 7614), (3807, 5468), (4101, 5076)]